API Overview

Recent Revisions to This Document

Payer Authentication Developer Guide
- VISA Platform Connect: Specifications and Conditions for Resellers/Partners

Introduction to Payer Authentication
- Why Payer Authentication Is Needed
- EMV 3-D Secure 2.0
- Payer Authentication Customer Workflow
- Payer Authentication Merchant Workflow
- Acquirer Information
- Enable Merchant Account for EMV 3-D Secure
- Payer Authentication Configuration Testing
- Request Endpoints
- Payer Authentication Integrations

Implementing Direct API for Payer Authentication
- Prerequisites
- After Implementation and Before Go Live

Step 1: Setup Service
- Request Fields
- Important Response Fields

Step 2: Device Data Collection
- Which Device Data is Collected
- Building the Iframe
- Initiating the Device Data Collection Iframe
- Submitting the Device Data Collection Iframe
- Receiving the Device Data Collection URL Response

Step 3: Payer Authentication Check Enrollment Service
- Request Fields
- Interpreting the Check Enrollment Response
- Important Response Fields

Step 4: Step-Up Iframe
- Building the Iframe Parameters
- Creating the Iframe
- Invoking the Iframe
- Receiving the Step-Up Results

Step 5: Payer Authentication Validation Service
- Request Fields
- Interpreting the Validation Response
- Redirecting Customers to Pass or Fail Message Page

Combining the Authentication and the Authorization Services
- Combining Check Enrollment and the Authorization Services
  - Check Enrollment Response Fields and Their Equivalent Authorization Request Fields
- Combining the Validation and the Authorization Services
  - Validation Fields and their Equivalent Authorization Fields

Implementing SDK Payer Authentication
- Implementation Overview
- Process Flow for SDK Integration
- Prerequisites for SDK Implementation
  - Credentials/API Keys
    - Generating your API Key:
- Mobile Device Data Collected
- Using the Android SDK
  - Updating the Gradle Build Properties
  - Configuring the Android SDK
  - Setting Up the Initial Request
- Using the iOS SDK
  - Downloading and Importing the SDK
  - Configuring Your Build Environment
  - Configuring the iOS SDK
  - Setting Up the Initial Request
- Running Payer Authentication with SDK
  - Requesting the Check Enrollment Service (SDK)
  - Interpreting the Response
  - Authenticating Enrolled Cards
    - Calling Cardinal.cca_continue (Android SDK)
    - Calling Cardinal session continue (iOS SDK)
    - Receiving the Authentication Results
  - Requesting the Validation Service
    - Interpreting the Response
    - Redirecting Customers to the Message Page

Authentication Examples Using Primary Account Numbers
- Setting Up Device Data Collection
  - Required Fields for Device Data Collection
  - Optional Fields for Device Data Collection
  - Simple Order Example: Setting Up Device Data Collection
- Checking Enrollment in Payer Authentication
  - Required Fields for Checking Enrollment in Payer Authentication
  - Optional Fields for Checking Enrollment in Payer Authentication
  - Simple Order Example: Checking Enrollment
- Validating a Challenge
  - Required Fields for Validating a Challenge
  - Optional Fields for Validating a Challenge
  - Simple Order Example: Validating a Challenge
- Validating and Authorizing a Transaction
  - Required Fields for Processing an Authorization Using Visa Secure
  - Optional Fields for Validating a Challenge
  - Simple Order Example: Validating and Authorizing an Authorization
- Non-Payment Authentication
  - Required Fields for Checking Enrollment in Payer Authentication

Authentication Examples Using Digital Payment (Google Pay)
- Setting Up Device Data Collection Using Digital Payment (Google Pay)
  - Required Fields for Device Data Collection
  - Optional Fields for Device Data Collection
  - Simple Order Example: Setting Up Device Data Collection When Using Google Pay
- Checking Enrollment in Payer Authentication Using Digital Payment (Google Pay)
  - Optional Fields for Checking Enrollment in Payer Authentication
  - Required Fields for Checking Enrollment in Payer Authentication
  - Simple Order Example: Checking Enrollment in Payer Authentication Using Google Pay
- Validating a Challenge Using Digital Payment (Google Pay)
  - Required Fields for Validating Payer Authentication
  - Optional Fields for Validating a Challenge
  - Simple Order Example: Validating a Challenge When Using Google Pay

Authentication Examples Using TMS Tokens
- Setting Up Device Data Collection with a TMS Token
  - Required Fields for Setting Up Data Collection When Using a TMS Token
- Checking Enrollment When Using a TMS Token
  - Required Fields for Checking Enrollment in Payer Authentication While Using a TMS Token
- Validating a Challenge When Using a TMS Token
  - Required Fields for Validating a Challenge When Using a TMS Token

Authentication Examples Using Flex Microform Tokens
- Setting Up Device Data Collection When Using a Flex Microform Token
  - Required Fields for Setting Up Device Data Collection When Using a Flex Microform Token
- Checking Enrollment When Using a Flex Microform Token
  - Required Fields for Checking Enrollment When Using a Flex Microform Token
- Validating a Challenge When Using a Flex Microform Token
  - Required Fields for Validating a Challenge When Using a Flex Microform Token

Authentication Examples Using Tokenized Cards
- Setting Up Device Data Collection with a Tokenized Card
  - Required Fields for Setting Up Device Data Collection with a Tokenized Card
- Checking Enrollment with a Tokenized Card
  - Required Fields for Checking Enrollment When Using a Tokenized Card

Authentication Examples of Merchant-Initiated Transactions
- Challenge Reponses to 3RI Transactions
- Network-Specific Values for 3RI
- 1a: Initial Recurring Transaction
  - Required Fields for 3RI 1a: Initial Recurring Transaction
- 1b: Recurring Payments - Subsequent Transaction (Mastercard)
  - Required Fields for 3RI 1b: Recurring Payments - Subsequent Transaction (Mastercard)
- 2a: Installment - Customer Initiated Transaction (Mastercard)
  - Required Fields for 3RI 2a: Installment - Customer Initiated Transaction (Mastercard)
- 3a: Split/Partial Shipment (Mastercard)
  - Required Fields for 3RI 3a: Split/Partial Shipment (Mastercard)
- 3b: Split/Delayed Shipment (Visa)
  - Required Fields for 3RI 3b: Split/Delayed Shipment (Visa)
- 4a: Multi-Party Commerce or OTA (Visa)
  - Required Fields for 3RI 4a: Multi-Party Commerce or OTA (Visa)
- 4b: Multi-Party Commerce or OTA (MasterCard)
  - Required Fields for 3RI 4b: Multi-Party Commerce or OTA (MasterCard)
- 4c: Multi-Party Commerce or OTA (MasterCard)
  - Required Fields for 3RI 4c: Multi-Party Commerce or OTA (MasterCard)

Testing Payer Authentication
- Testing Process
  - Enrollment Check Response Fields
  - Authentication Validation Response Fields
- Test Cases for 3-D Secure 2.x
  - 2.1: Frictionless Authentication Is Successful
  - 2.2: Frictionless Authentication Is Unsuccessful
  - 2.3: Stand-In Frictionless Authentication is Attempted
  - 2.4: Frictionless Authentication Is Unavailable
  - 2.5: Frictionless Authentication Is Rejected
  - 2.6: Authentication Is Not Available
  - 2.7: Check Enrollment Error
  - 2.8: Time Out
  - 2.9: Step-Up Authentication Is Successful
  - 2.10: Step-Up Authentication Is Unsuccessful
  - 2.11: Step-Up Authentication Is Unavailable
  - 2.12: Error During Authentication
  - 2.13: Authentication Is Bypassed
  - 2.14: Require Method URL
- Payer Authentication Exemption Test Cases
  - 1a: First Recurring Transaction: Fixed Amount
  - 2a: Card Authentication Failed
  - 2b: Suspected Fraud
  - 2c: Cardholder Not Enrolled in Service
  - 2d: Transaction Timed Out at the ACS
  - 2e: Non-Payment Transaction Not Supported
  - 2f: 3RI Transaction Not Supported
  - 3a: Transaction Risk Analysis Exemption—Low Value: Mastercard EMV 3-D Secure 2.1 and 2.2
  - 3b: Transaction Risk Analysis—Low Value: Visa
  - 3c: Transaction Risk Analysis—Low Value: Discover
  - 3d: Acquirer Transaction Risk Analysis: Cartes Bancaires
  - 4a: Trusted Beneficiary Prompt for Trustlist
  - 4b: Utilize Trusted Beneficiary Exemption
  - 5a-1: Identity Check Insights (ScoreRequest = N)
  - 5a-2: Identity Check Insights (ScoreRequest = Y)
- HTTP Status Codes

Website Modification Reference
- Website Modification Checklist
- EMV 3-D Secure Service Logos
- Informational Message Examples

Upgrading Your Payer Authentication Implementation
- Benefits
- PSD2 Impact
  - Mandates
- Recommended Integration
- Migrating from EMV 3-D Secure 1.x to 2.x FAQ

Finding Payer Authentication Transaction Details in the Smartpay Fuse Portal
- Searching for Transactions
- Storing Payer Authentication Data
- Searching for Payer Authentication Details
  - Enrolling a Card
    - Checking Enrollment
    - Authentication Validation
  - Card Not Enrolled
    - Transaction Details

Payer Authentication Reports
- Payer Authentication Summary Report
  - Download the Report
  - Matching the Report to the Transaction Search Results
  - Interpreting the Report
  - Comparing Payer Authentication and Payment Reports
- Payer Authentication Detail Report
  - Report Element
  - PayerAuthDetail Element
  - ProofXML Element
  - VEReq Element
  - VERes Element
  - PAReq Element
  - PARes Element
  - AuthInfo Element
  - Report Examples

Reason Codes

Glossary

On This Page

Required Fields for Checking Enrollment in Payer Authentication While Using a TMS Token

These fields are the minimum fields required for verifying that a customer is enrolled in a payer authentication program. It doesn't matter if the enrollment check is frictionless or results in a challenge, the same fields are required in the request. The fields in the response will differ.

Required Fields

billTo_city
billTo_country: This field is required for the US and Canada.
billTo_email
billTo_firstName
billTo_httpBrowserScreenHeight
billTo_httpBrowserScreenWidth
billTo_ipAddress
billTo_lastName
billTo_postalCode: This field is required for the US and Canada.
billTo_state: This field is required for the US and Canada.
billTo_street1
card_cardType
card_expirationMonth: This field is required when
card_accountNumber
is included.
card_expirationYear: This field is required when
card_accountNumber
is included.
invoiceHeader_merchantDescriptorCountry: For Meeza transactions, this value must be set to
EG
when Egypt is not set as the country in the merchant configuration during merchant boarding.
merchantReferenceCode
payerAuthEnrollService_ merchantCountrycode: For Meeza transactions, this value must be set to
EG
when Egypt is not set as the country in the merchant configuration during merchant boarding.
payerAuthEnrollService_referenceID
payerAuthEnrollService_returnURL
payerAuthEnrollService_run: This field is required (when available) unless market or regional mandate restricts sending this information.
purchaseTotals_currency
purchaseTotals_grandTotalAmount: This field is optional when you use the
item_#_unitPrice
field.

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